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Finding the Third Proportional to 15,688.50 and 32,652

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Solution

The third proportional to 15,688.50 and 32,652 is: 67,957.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,688.50 : 32,652 = 32,652 : x
  2. Step 2: Convert to fraction form
    15,688.50/32,652 = 32,652/x
  3. Step 3: Cross multiply
    15,688.50x = 32,652 × 32,652
  4. Step 4: Simplify right side
    15,688.50x = 1,066,153,104
  5. Step 5: Solve for x
    x = 1,066,153,104/15,688.50
  6. Step 6: Final answer
    x = 67,957.62

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.